Canadee-I-O - in which a woman on board ship is saved by the Captain from being thrown overboard by the crew.

The Banks of Green Willow - in which a woman is taken on board by the Captain, only for the woman and her beautiful baby to be thrown overboard. The tune was noted by George Butterworth from the singing of Mr and Mrs Cranstone of Billingshurst, Sussex, in June 1907.

The cruel murder ballad Pretty Polly is a shortened version of The Cruel Ship’s Carpenter / The Gosport Tragedy (Laws P36A). Although no clear line between both ballads can be drawn, the Traditional Ballad Index tends to call the piece The Cruel Ship’s Carpenter if it includes the ghost and Pretty Polly if it doesn’t. Mainly Norfolk

Banks of the Ohio from The New Lost City Ramblers Song Book. This is one of the unsolved mysteries of American folksong.
I taken her by her lilly-white hand and I dragged her down to the river bank,
There I pushed her in to drown, and I watched her as she floated down.

Maria Marten. The Red Barn Murder was an 1827 killing in Polstead, Suffolk, England. A young woman, Maria Marten, was shot dead by her lover, William Corder at the Red Barn, a local landmark. Wikipedia